Wongm's Rail Gallery » Metro Tunnel geotechnical investigations

Geotechnical drilling for soil samples at Swanston Street and Flinders Lane

In album: Metro Tunnel geotechnical investigations

Geotechnical drilling for soil samples at Swanston Street and Flinders Lane

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Taken with a Canon EOS 7D
Date: 19 April 2016 12:39 PM
Exposure Time: 1/160 sec
Aperture Value: f/8
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